bonding: don't permit to use ARP monitoring in 802.3ad mode

Currently the ARP monitoring is not supported with 802.3ad, and it's
prohibited to use it via the module params.

However we still can set it afterwards via sysfs, cause we only check for
*LB modes there.

To fix this - add a check for 802.3ad mode in bonding_store_arp_interval.

CC: Jay Vosburgh <[email protected]>
CC: Andy Gospodarek <[email protected]>
Signed-off-by: Veaceslav Falico <[email protected]>
Signed-off-by: David S. Miller <[email protected]>

diff --git a/drivers/net/bonding/bond_sysfs.c b/drivers/net/bonding/bond_sysfs.c
index bc8fd362a5aa7624fc01a6c79722f4b57e824aef..6245d92b7a0c198a3f467b59dd8003ba92acca2f 100644 (file)
--- a/drivers/net/bonding/bond_sysfs.c
+++ b/drivers/net/bonding/bond_sysfs.c
@@ -524,8 +524,9 @@ static ssize_t bonding_store_arp_interval(struct device *d,
                goto out;
        }
        if (bond->params.mode == BOND_MODE_ALB ||
-           bond->params.mode == BOND_MODE_TLB) {
-               pr_info("%s: ARP monitoring cannot be used with ALB/TLB. Only MII monitoring is supported on %s.\n",
+           bond->params.mode == BOND_MODE_TLB ||
+           bond->params.mode == BOND_MODE_8023AD) {
+               pr_info("%s: ARP monitoring cannot be used with ALB/TLB/802.3ad. Only MII monitoring is supported on %s.\n",
                        bond->dev->name, bond->dev->name);
                ret = -EINVAL;
                goto out;